The recent construction of free electron lasers allows extending laboratory-based laser
experiments to shorter wavelengths, accessing wavevectors typical of nanoscale dynamics …

Experimental approaches based on nonlinear optical processes (wave-mixing) have
allowed major breakthroughs in diverse fields of science and technology. Nevertheless …

The nonlinear response of an atomic system interacting with short extreme ultraviolet (XUV)
and infrared (IR) pulses is considered within the adiabatic approach (for an IR field) and the …

The development of free electron laser (FEL) sources has provided an unprecedented
bridge between the scientific communities working with ultrafast lasers and extreme …

The multi-configurational self-consistent field method is employed to simulate the two-
dimensional all-X-ray double-quantum-coherence (XDQC) spectroscopy, a four-wave …

We present an extreme ultraviolet (EUV) transient grating (TG) experiment of the spinel Co 3
O 4 compound using tuneable incident energies across the Co M 2, 3-edge and a 395 nm …

We interpreted the recent construction of free electron laser (FELs) facilities worldwide as an
unprecedented opportunity to bring concepts and methods from the scientific community …

Time-resolved investigations have begun a new era of chemistry and physics, enabling the
monitoring in real time of the dynamics of chemical reactions and matter. Induced transient …

The development of free electron laser (FEL) sources, which provide extreme ultraviolet
(XUV) and soft x-ray radiation of unprecedented coherence and almost transform-limited …

FERMI has reached its nominal performance on both FEL lines, FEL-1 (12 eV to 62 eV) and
FEL-2 (62 eV to 310 eV). After a brief overview of the activities with users, we will describe …